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Finding the Fourth Proportional to 423,240.93, 584,072.78 and 232,264.80

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Solution

The fourth proportional to 423,240.93, 584,072.78 and 232,264.80 is: 320,525.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,240.93 : 584,072.78 = 232,264.80 : x
  2. Step 2: Convert to fraction form
    423,240.93/584,072.78 = 232,264.80/x
  3. Step 3: Cross multiply
    423,240.93x = 584,072.78 × 232,264.80
  4. Step 4: Simplify right side
    423,240.93x = 135,659,546,270.82
  5. Step 5: Solve for x
    x = 135,659,546,270.82/423,240.93
  6. Step 6: Final answer
    x = 320,525.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.